CVE-2025-59480

Medium · 6.5

CVSS

6.5

EPSS

0.2%

Published

Nov 13, 2025

CISA due date

—

The record

Mattermost Mobile Apps versions <=2.32.0 fail to verify that SSO redirect tokens originate from the trusted server, which allows a malicious Mattermost instance or on-path attacker to obtain user session credentials via crafted token-in-URL responses

Affected packages

Ecosystem	Package	Introduced	Fixed